Dept. of Trans.             PROGRESS              Serial No.    Contract No.
                                                  23-205-16-35  10-1E6104
                    PROGRESS PAYMENT VOUCHER      %complete:    %time:
                                                    14%           30%

Location:                                         Federal Project:
10-SJ-4                                           NONE
10-SJ-99
10-SJ-120-0.0

Progress payment No. 004                     Payment period ending: 07-20-23
KOCH & KOCH INC
13084 JOHN BAUER AVE
GRASS VALLEY CA 95945

Escrow No. 00000
                                           Total Estimate      This Estimate
 1. Contract Itms Without Mobil.               582,040.00           2,400.00
 2. a. Extra Work                                5,991.03           5,991.03
    b. Adustment Comp.
 3. Materials on Hand
 4. Earned Subject to Retention                588,031.03           8,391.03
 5. Mobilization
 6. Total Work Completed        588,031.03
 7. Deductions                                  -2,000.00               0.00
 8. a. Contract Retentions
    b. Unsatisfactory Retentions
    c. Reduction after 95% Comp.
 9. Total pay to Contractor                    586,031.03           8,391.03
10. Reduction Amt to Escrow
11. Payment to Escrow                 0.00
12. Net Pymt. this Estimate                                         8,391.03